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Diffstat (limited to 'unsupported/test/cxx11_tensor_striding_sycl.cpp')
| -rw-r--r-- | unsupported/test/cxx11_tensor_striding_sycl.cpp | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/unsupported/test/cxx11_tensor_striding_sycl.cpp b/unsupported/test/cxx11_tensor_striding_sycl.cpp new file mode 100644 index 000000000..d3b1fa77c --- /dev/null +++ b/unsupported/test/cxx11_tensor_striding_sycl.cpp @@ -0,0 +1,203 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. +// +// Copyright (C) 2016 +// Mehdi Goli Codeplay Software Ltd. +// Ralph Potter Codeplay Software Ltd. +// Luke Iwanski Codeplay Software Ltd. +// Contact: <eigen@codeplay.com> +// +// This Source Code Form is subject to the terms of the Mozilla +// Public License v. 2.0. If a copy of the MPL was not distributed +// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#define EIGEN_TEST_NO_LONGDOUBLE +#define EIGEN_TEST_NO_COMPLEX + +#define EIGEN_DEFAULT_DENSE_INDEX_TYPE int64_t +#define EIGEN_USE_SYCL + +#include <iostream> +#include <chrono> +#include <ctime> + +#include "main.h" +#include <unsupported/Eigen/CXX11/Tensor> + +using Eigen::array; +using Eigen::SyclDevice; +using Eigen::Tensor; +using Eigen::TensorMap; + + +template <typename DataType, int DataLayout, typename IndexType> +static void test_simple_striding(const Eigen::SyclDevice& sycl_device) +{ + + Eigen::array<IndexType, 4> tensor_dims = {{2,3,5,7}}; + Eigen::array<IndexType, 4> stride_dims = {{1,1,3,3}}; + + + Tensor<DataType, 4, DataLayout, IndexType> tensor(tensor_dims); + Tensor<DataType, 4, DataLayout,IndexType> no_stride(tensor_dims); + Tensor<DataType, 4, DataLayout,IndexType> stride(stride_dims); + + + std::size_t tensor_bytes = tensor.size() * sizeof(DataType); + std::size_t no_stride_bytes = no_stride.size() * sizeof(DataType); + std::size_t stride_bytes = stride.size() * sizeof(DataType); + DataType * d_tensor = static_cast<DataType*>(sycl_device.allocate(tensor_bytes)); + DataType * d_no_stride = static_cast<DataType*>(sycl_device.allocate(no_stride_bytes)); + DataType * d_stride = static_cast<DataType*>(sycl_device.allocate(stride_bytes)); + + Eigen::TensorMap<Eigen::Tensor<DataType, 4, DataLayout, IndexType> > gpu_tensor(d_tensor, tensor_dims); + Eigen::TensorMap<Eigen::Tensor<DataType, 4, DataLayout, IndexType> > gpu_no_stride(d_no_stride, tensor_dims); + Eigen::TensorMap<Eigen::Tensor<DataType, 4, DataLayout, IndexType> > gpu_stride(d_stride, stride_dims); + + + tensor.setRandom(); + array<IndexType, 4> strides; + strides[0] = 1; + strides[1] = 1; + strides[2] = 1; + strides[3] = 1; + sycl_device.memcpyHostToDevice(d_tensor, tensor.data(), tensor_bytes); + gpu_no_stride.device(sycl_device)=gpu_tensor.stride(strides); + sycl_device.memcpyDeviceToHost(no_stride.data(), d_no_stride, no_stride_bytes); + + //no_stride = tensor.stride(strides); + + VERIFY_IS_EQUAL(no_stride.dimension(0), 2); + VERIFY_IS_EQUAL(no_stride.dimension(1), 3); + VERIFY_IS_EQUAL(no_stride.dimension(2), 5); + VERIFY_IS_EQUAL(no_stride.dimension(3), 7); + + for (IndexType i = 0; i < 2; ++i) { + for (IndexType j = 0; j < 3; ++j) { + for (IndexType k = 0; k < 5; ++k) { + for (IndexType l = 0; l < 7; ++l) { + VERIFY_IS_EQUAL(tensor(i,j,k,l), no_stride(i,j,k,l)); + } + } + } + } + + strides[0] = 2; + strides[1] = 4; + strides[2] = 2; + strides[3] = 3; +//Tensor<float, 4, DataLayout> stride; +// stride = tensor.stride(strides); + + gpu_stride.device(sycl_device)=gpu_tensor.stride(strides); + sycl_device.memcpyDeviceToHost(stride.data(), d_stride, stride_bytes); + + VERIFY_IS_EQUAL(stride.dimension(0), 1); + VERIFY_IS_EQUAL(stride.dimension(1), 1); + VERIFY_IS_EQUAL(stride.dimension(2), 3); + VERIFY_IS_EQUAL(stride.dimension(3), 3); + + for (IndexType i = 0; i < 1; ++i) { + for (IndexType j = 0; j < 1; ++j) { + for (IndexType k = 0; k < 3; ++k) { + for (IndexType l = 0; l < 3; ++l) { + VERIFY_IS_EQUAL(tensor(2*i,4*j,2*k,3*l), stride(i,j,k,l)); + } + } + } + } + + sycl_device.deallocate(d_tensor); + sycl_device.deallocate(d_no_stride); + sycl_device.deallocate(d_stride); +} + +template <typename DataType, int DataLayout, typename IndexType> +static void test_striding_as_lvalue(const Eigen::SyclDevice& sycl_device) +{ + + Eigen::array<IndexType, 4> tensor_dims = {{2,3,5,7}}; + Eigen::array<IndexType, 4> stride_dims = {{3,12,10,21}}; + + + Tensor<DataType, 4, DataLayout, IndexType> tensor(tensor_dims); + Tensor<DataType, 4, DataLayout,IndexType> no_stride(stride_dims); + Tensor<DataType, 4, DataLayout,IndexType> stride(stride_dims); + + + std::size_t tensor_bytes = tensor.size() * sizeof(DataType); + std::size_t no_stride_bytes = no_stride.size() * sizeof(DataType); + std::size_t stride_bytes = stride.size() * sizeof(DataType); + + DataType * d_tensor = static_cast<DataType*>(sycl_device.allocate(tensor_bytes)); + DataType * d_no_stride = static_cast<DataType*>(sycl_device.allocate(no_stride_bytes)); + DataType * d_stride = static_cast<DataType*>(sycl_device.allocate(stride_bytes)); + + Eigen::TensorMap<Eigen::Tensor<DataType, 4, DataLayout, IndexType> > gpu_tensor(d_tensor, tensor_dims); + Eigen::TensorMap<Eigen::Tensor<DataType, 4, DataLayout, IndexType> > gpu_no_stride(d_no_stride, stride_dims); + Eigen::TensorMap<Eigen::Tensor<DataType, 4, DataLayout, IndexType> > gpu_stride(d_stride, stride_dims); + + //Tensor<float, 4, DataLayout> tensor(2,3,5,7); + tensor.setRandom(); + array<IndexType, 4> strides; + strides[0] = 2; + strides[1] = 4; + strides[2] = 2; + strides[3] = 3; + +// Tensor<float, 4, DataLayout> result(3, 12, 10, 21); +// result.stride(strides) = tensor; + sycl_device.memcpyHostToDevice(d_tensor, tensor.data(), tensor_bytes); + gpu_stride.stride(strides).device(sycl_device)=gpu_tensor; + sycl_device.memcpyDeviceToHost(stride.data(), d_stride, stride_bytes); + + for (IndexType i = 0; i < 2; ++i) { + for (IndexType j = 0; j < 3; ++j) { + for (IndexType k = 0; k < 5; ++k) { + for (IndexType l = 0; l < 7; ++l) { + VERIFY_IS_EQUAL(tensor(i,j,k,l), stride(2*i,4*j,2*k,3*l)); + } + } + } + } + + array<IndexType, 4> no_strides; + no_strides[0] = 1; + no_strides[1] = 1; + no_strides[2] = 1; + no_strides[3] = 1; +// Tensor<float, 4, DataLayout> result2(3, 12, 10, 21); +// result2.stride(strides) = tensor.stride(no_strides); + + gpu_no_stride.stride(strides).device(sycl_device)=gpu_tensor.stride(no_strides); + sycl_device.memcpyDeviceToHost(no_stride.data(), d_no_stride, no_stride_bytes); + + for (IndexType i = 0; i < 2; ++i) { + for (IndexType j = 0; j < 3; ++j) { + for (IndexType k = 0; k < 5; ++k) { + for (IndexType l = 0; l < 7; ++l) { + VERIFY_IS_EQUAL(tensor(i,j,k,l), no_stride(2*i,4*j,2*k,3*l)); + } + } + } + } + sycl_device.deallocate(d_tensor); + sycl_device.deallocate(d_no_stride); + sycl_device.deallocate(d_stride); +} + + +template <typename Dev_selector> void tensorStridingPerDevice(Dev_selector& s){ + QueueInterface queueInterface(s); + auto sycl_device=Eigen::SyclDevice(&queueInterface); + test_simple_striding<float, ColMajor, int64_t>(sycl_device); + test_simple_striding<float, RowMajor, int64_t>(sycl_device); + test_striding_as_lvalue<float, ColMajor, int64_t>(sycl_device); + test_striding_as_lvalue<float, RowMajor, int64_t>(sycl_device); +} + +EIGEN_DECLARE_TEST(cxx11_tensor_striding_sycl) { + for (const auto& device :Eigen::get_sycl_supported_devices()) { + CALL_SUBTEST(tensorStridingPerDevice(device)); + } +} |